English
Related papers

Related papers: A strange term coming from the boundary data

200 papers

This paper deals with the homogenization of a mixed boundary value problem for the Laplace operator in a domain with locally periodic oscillating boundary. The Neumann condition is prescribed on the oscillating part of the boundary, and the…

Analysis of PDEs · Mathematics 2021-02-22 Srinivasan Aiyappan , Klas Pettersson

We consider the homogenization of the Poisson and the Stokes equations in the whole space perforated with periodically distributed small holes. The periodic homogenization in bounded domains is well understood, following the classical…

Analysis of PDEs · Mathematics 2020-03-17 Yong Lu

The probabilistic representation of weak solutions to a parabolic boundary value problem is established in the following framework. The boundary value problem consists of a second order parabolic equation defined on a time-varying Lipschitz…

Probability · Mathematics 2020-03-27 Masaaki Tsuchiya , Hajime Kawakami

We study periodic homogenization problems for second-order pde in half-space type domains with Neumann boundary conditions. In particular, we are interested in "singular problems" for which it is necessary to determine both the homogenized…

Analysis of PDEs · Mathematics 2009-10-27 Guy Barles , Francesca Da Lio , Pierre-Louis Lions , Panagiotis E. Souganidis

The very weak solution of the Poisson equation with $L^2$ boundary data is defined by the method of transposition. The finite element solution with regularized boundary data converges in the $L^2(\Omega)$-norm with order $1/2$ in convex…

Numerical Analysis · Mathematics 2016-02-18 Thomas Apel , Serge Nicaise , Johannes Pfefferer

In this article, we study homogenization of a parabolic linear problem governed by a coefficient matrix with rapid spatial and temporal oscillations in periodically perforated domains with homogeneous Neumann data on the boundary of the…

Analysis of PDEs · Mathematics 2018-01-25 Tatiana Lobkova

We consider a nonlinear eigenvalue problem under Robin boundary conditions in a domain with (possibly noncompact) smooth boundary. The problem involves a weighted p-Laplacian operator and subcritical nonlinearities satisfying…

Analysis of PDEs · Mathematics 2013-05-10 Kanishka Perera , Patrizia Pucci , Csaba Varga

We consider the Poisson equation with homogeneous Dirichlet conditions in a family of domains in $R^{n}$ indexed by a small parameter $\epsilon$. The domains depend on $\epsilon$ only within a ball of radius proportional to $\epsilon$ and,…

Analysis of PDEs · Mathematics 2025-08-01 Martin Costabel , Matteo Dalla Riva , Monique Dauge , Paolo Musolino

In our recent work [8], we have studied the homogenization of the Poisson equation in a class of non periodically perforated domains. In this paper, we examine the case of the Stokes system. We consider a porous medium in which the…

Analysis of PDEs · Mathematics 2021-01-13 Sylvain Wolf

In this paper, we consider a family of second-order elliptic systems subject to a periodically oscillating Robin boundary condition. We establish the qualitative homogenization theorem on any Lipschitz domains satisfying a non-resonance…

Analysis of PDEs · Mathematics 2019-02-28 Jun Geng , Jinping Zhuge

This paper rediscovers a classical homogenization result for a prototypical linear elliptic boundary value problem with periodically oscillating diffusion coefficient. Unlike classical analytical approaches such as asymptotic analysis,…

Numerical Analysis · Mathematics 2018-11-16 Daniel Peterseim , Dora Varga , Barbara Verfürth

We show that the spectrum of a Schr\"odinger eigenvalue problem posed on a closed Riemannian manifold $M$ with non-negative potential can be approached by that of Robin eigenvalue problems with constant positive boundary parameter posed on…

Spectral Theory · Mathematics 2024-11-05 Chia-Chun Lo

This paper deals with the homogenization of fully nonlinear second order equation with an oscillating Dirichlet boundary data when the operator and boundary data are $\e$-periodic. We will show that the solution $u_\e$ converges to some…

Analysis of PDEs · Mathematics 2013-04-29 Ki-ahm Lee , Minha Yoo

We consider a family of initial boundary value problems governed by a fractional diffusion equation with Caputo derivative in time, where the parameter is the Newton heat transfer coefficient linked to the Robin condition on the boundary.…

Analysis of PDEs · Mathematics 2021-05-06 Isolda Cardoso , Sabrina D. Roscani , Domingo A. Tarzia

In this paper we prove convergence results for the homogenization of the Dirichlet problem with rapidly oscillating boundary data in convex polygonal domains. Our analysis is based on integral representation of solutions. Under a certain…

Analysis of PDEs · Mathematics 2015-06-16 Hayk Aleksanyan , Henrik Shahgholian , Per Sjölin

This paper studies the existence and uniqueness of a classical solution to a type of Robin boundary problems on the nonnegative orthant. We propose a new decomposition-homogenization method for the Robin boundary problem based on…

Probability · Mathematics 2024-12-20 Lijun Bo , Yijie Huang , Xiang Yu

We consider the Cauchy problem for the Helmholtz equation with a domain in R^d, d>2 with N cylindrical outlets to infinity with bounded inclusions in R^{d-1}. Cauchy data are prescribed on the boundary of the bounded domains and the aim is…

Numerical Analysis · Mathematics 2022-04-21 Pauline Achieng , Fredrik Berntsson , Vladimir Kozlov

In this paper, we deal with analysis of the initial-boundary value problems for the semilinear time-fractional diffusion equations, while the case of the linear equations was considered in the first part of the present work. These equations…

Analysis of PDEs · Mathematics 2024-11-11 Yuri Luchko , Masahiro Yamamoto

In this work, we present a new solution representation for the Helmholtz transmission problem in a bounded domain in $\mathbb{R}^2$ with a thin and periodic layer of finite length. The layer may consists of a periodic pertubation of the…

Analysis of PDEs · Mathematics 2017-06-23 Adrien Semin , Bérangère Delourme , Kersten Schmidt

In this work we analyse the convergence of solutions of the Poisson equation with Neumann boundary conditions in a thin domain with highly oscillatory behavior $\mathcal{U}^\varepsilon$ contained in the sphere $\mathbb{S}^2$. Using the…

Analysis of PDEs · Mathematics 2026-03-04 Naísa C. Garcia , Raquel Lehrer , Marcus A. M. Marrocos